Duluth Forge’s Dual Fuel Ventless Fireplaces are an excellent alternative to traditional wood fireplaces. Since they do not require an outside duct or chimney, they can be placed anywhere within your home. Our state-of-the-art fireplace insert features remote control functions, battery-assisted ignition, and much more. Our realistic log and burner technology brings the look and feel of a real fire to your home. These economical, efficient fireplace systems provide your family with the supplemental heat you seek, without skimping on style or ambiance.